funsec mailing list archives

Re: Hacking and free speech


From: "Richard M. Smith" <rms () computerbytesman com>
Date: Thu, 14 Aug 2008 19:42:46 -0400

Morals?  Laws?  Entirely different issues.

The subway ride was paid for by the money added to the ticket by the
researchers and not from money that the original ticket was purchased with.
;-)

Richard

-----Original Message-----
From: funsec-bounces () linuxbox org [mailto:funsec-bounces () linuxbox org] On
Behalf Of der Mouse
Sent: Thursday, August 14, 2008 7:20 PM
To: funsec () linuxbox org
Subject: Re: [funsec] Hacking and free speech

[T]he presentation provides evidence of possible criminal
wrong-doing.  Adding a bunch of money to a CharlieTicket and then
using at a T station seems problematic to me.

Legally?  Maybe; I'm not competent to comment.  Morally?  Provided
every fare paid with the ticket was paid for with real money, I for one
have no moral issue with their loading the card up with fake money just
to make sure it works.  (Of course, that's assuming T cards work in a
way that makes that possible; I don't know the MBTA system.)

Similarly, I once worked out the encoding used at the time for Montreal
metropolitan bus transfers (which were small bits of heavy paper with
holes punched in a pattern encoding the day code and expiration time).
While I never tried making my own transfers, I would have had no moral
problem with doing so, provided a legitimately-obtained transfer
existed for every ride taken on a synthesized transfer.

Actually, the encoding was interesting; some real thought had clearly
gone into it.  Turned out that adding holes to a valid transfer either
(a) changed the date code, (b) produced an invalid encoding, or (c)
produced an earlier-expiring transfer.

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